# [Codecov](https://codecov.io/gh/apache/incubator-airflow/pull/3970?src=pr&el=h1) Report > Merging > [#3970](https://codecov.io/gh/apache/incubator-airflow/pull/3970?src=pr&el=desc) > into > [master](https://codecov.io/gh/apache/incubator-airflow/commit/4968a52116e4a2a7512410d4b386909af77a5c0c?src=pr&el=desc) > will **increase** coverage by `0.08%`. > The diff coverage is `n/a`.
[](https://codecov.io/gh/apache/incubator-airflow/pull/3970?src=pr&el=tree) ```diff @@ Coverage Diff @@ ## master #3970 +/- ## ========================================== + Coverage 74.97% 75.05% +0.08% ========================================== Files 199 199 Lines 15965 15965 ========================================== + Hits 11969 11982 +13 + Misses 3996 3983 -13 ``` | [Impacted Files](https://codecov.io/gh/apache/incubator-airflow/pull/3970?src=pr&el=tree) | Coverage Δ | | |---|---|---| | [airflow/jobs.py](https://codecov.io/gh/apache/incubator-airflow/pull/3970/diff?src=pr&el=tree#diff-YWlyZmxvdy9qb2JzLnB5) | `82.13% <0%> (-0.27%)` | :arrow_down: | | [airflow/hooks/mysql\_hook.py](https://codecov.io/gh/apache/incubator-airflow/pull/3970/diff?src=pr&el=tree#diff-YWlyZmxvdy9ob29rcy9teXNxbF9ob29rLnB5) | `90% <0%> (+32%)` | :arrow_up: | ------ [Continue to review full report at Codecov](https://codecov.io/gh/apache/incubator-airflow/pull/3970?src=pr&el=continue). > **Legend** - [Click here to learn > more](https://docs.codecov.io/docs/codecov-delta) > `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data` > Powered by > [Codecov](https://codecov.io/gh/apache/incubator-airflow/pull/3970?src=pr&el=footer). > Last update > [4968a52...31fa1a6](https://codecov.io/gh/apache/incubator-airflow/pull/3970?src=pr&el=lastupdated). > Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments). [ Full content available at: https://github.com/apache/incubator-airflow/pull/3970 ] This message was relayed via gitbox.apache.org for [email protected]
